Seismically triggered valve



FIG. 1 is perspective view of a seismically triggered valve embodying our new design, and showing the front, left end and top thereof;

FIG. 2 is a right end elevational view thereof;

FIG. 3 is a left end elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a seismically triggered valve, as shown and described. 